cupels for gold/silver assaying purposes.

Cupel Block	Fire Assay Cupels For Melting	Magnesite cuple/bone ash cuple	6A fusion cups
Crucible Cup For Melting	Pure Bone Ash Cupels	Mabor Cupel	Cupel Trays
Composite Bone Ash Tapered Cupels	Bone Ash Tapered Cupels	magnesium oxide and bone ash cupels	magnesium oxide and bone ash cupels
Magnesium sand cupel	Ceramic Couple	Plate cupel	Fire assay cupel

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